TABLE OE CONTENTS. 



ORIGINAL COMMUNICATIONS. 



Page 



Austin, Fort-Major T. Notice of the Occurrence of an Earthquake 



Shock at Bristol 233 



Beckles, S. H., Esq. On the Ornithoidichnites of the Wealden... 396 

 Bell, Dr. T. L. On the Geology of the neighbourhood of Kotah, 



Deccan ". 230 



Bigsby, Dr. J. J. On the Geology of the Lake of the Woods, South 



Hudson's Bay 400 



Blofeld, J. H., Esq. Notes on St. Helena 195 



Brickenden, Capt. L. Notice of the Discovery of Reptilian Foot- 

 tracks and Remains in the Old Red or Devonian Strata of Moray . 97 

 Brown, J., Esq. On the Upper Tertiaries at Copford, Essex ..... 184 

 BuNBURY, C. J. F., Esq. On a peculiar Fossil Fern from the Sydney 



Coal-field, Cape Breton 31 



Clarke, The Rev. W. B. On the Discovery of Gold in Australia... 131 

 Dawson, J, W., Esq. Additional Notes on the Red Sandstones of 



Nova Scotia 398 



De la Condamine, The Rev. H. M. On a Reversed Fault at 



Lewisham 193 



Desor, M. Ed. On Air-bubble Marks, whether they are distin- 

 guishable from Rain-marks. (Withdrawn.) 426 



Fleming, Dr. A. On the Salt Range of the Punjaub. (Deferred.) 230 



Forbes, Prof. E. On the Extinct Land Shells of St. Helena 187 



Gavey, G. E., Esq. On the Sections of the Lower Lias at Mickle- 



ton Tunnel and Aston Magna. (Deferred.) 426 



Geinitz, Dr. H. B. On the Quader Formation of Germany 54 



Harkness, R., Esq. On the Silurian Rocks of the South of Scot- 

 land, and on the Gold Districts of Wanlock Head and the Lead 



Hills 393 



Hopkins, W., Esq. On the Causes which may have produced 



Changes in the Earth's Superficial Temperature 56 



. On the Granitic Blocks of the South Highlands of Scotland . 20 



Lloyd, Dr. G. On some Fossil Plants from the Lower Trias of 



Warwickshire. (Withdrawn.) 381 



Logan, W. E., Esq. On the Foot-prints occurring in the Potsdam 



Sandstone of Canada 199 



Lyell, Sir C. On the Tertiary Strata of Belgium and French 



Flanders 277 



Mantell, Dr. G. A. Description of the Telerpeton Elginense, a 

 Fossil Reptile recently discovered in the Old Red Sandstone of 

 Moray ; with Observations on supposed Fossil Ova of Batrachians 



in the Lower Devonian Strata of Forfarshire 100 



Murchison, Sir R. I. On the Anticipation of the Discovery of 

 Gold in Australia ; with a General View of the Conditions under 

 which that Metal is distributed 134 



